Ketsui: Kizuna Jigoku Tachi

In a near-apocalyptic world ravaged by global warming, a global arms dealer company, EVAC Industry, is discovered to be stoking tension and triggering wars in order to boost its weapon sales. In a last act of desperation, the United Nations forms a clandestine squad of four ships to sneak into EVAC's territory to take out their private army and end the war.